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【单选题】
盐析法沉淀蛋白质的生化机理是( )A.
使蛋白质一级结构改变
B.
改变蛋白质空间
C.
破坏水化膜使蛋白质脱水沉淀
D.
与蛋白质形成不溶性蛋白盐沉淀
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皮皮学刷刷变学霸
举一反三
【简答题】翻译以下单词和短语并完成句子。 1. impress ... on_____ 2. impress sth. on/upon sb. /impress sb. with sth. _____ 3. be impressed by/with sth. _____ 4. impression n._____ 5. leave/make/create a(n) ... impression on sb....
【简答题】adj. extremely good or enjoyable; wonderful
【简答题】adj. wonderful; splendid; having or deserving great fame and honor
【简答题】Task 1 Identify the part speech of the underlined word in each sentence. (n. / v. / adj. / adv. /prep. / conj. ) 1. We went to a wonderful show in Beijing. __________ 2. Jenny wanted to show Jack ...
【简答题】wonderful adj.
【简答题】Identify the part of speech of the word underlined in each sentence. 辨认每个句子中加下划线单词的词性。 (答案填写格式:n. / v. / adj. /adv.) 1. We went to a wonderful show in Beijing. 2. Jenny wanted to show Jack her photos....
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